857

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Number

$857$ (eight hundred and fifty-seven) is:

The $148$th prime number

The smaller of the $34$th pair of twin primes:

$859 - 857 = 2$

The $52$nd long period prime after $7$, $17$, $19$, $23$, $29$, $\ldots$, $701$, $709$, $727$, $743$, $811$, $821$, $823$

Also see

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